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-rw-r--r--target-mips/helper.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/target-mips/helper.c b/target-mips/helper.c
index 2d86323911..b3fe816fec 100644
--- a/target-mips/helper.c
+++ b/target-mips/helper.c
@@ -293,9 +293,10 @@ static void raise_mmu_exception(CPUMIPSState *env, target_ulong address,
(env->CP0_EntryHi & 0xFF) | (address & (TARGET_PAGE_MASK << 1));
#if defined(TARGET_MIPS64)
env->CP0_EntryHi &= env->SEGMask;
- env->CP0_XContext = (env->CP0_XContext & ((~0ULL) << (env->SEGBITS - 7))) |
- ((address & 0xC00000000000ULL) >> (55 - env->SEGBITS)) |
- ((address & ((1ULL << env->SEGBITS) - 1) & 0xFFFFFFFFFFFFE000ULL) >> 9);
+ env->CP0_XContext =
+ /* PTEBase */ (env->CP0_XContext & ((~0ULL) << (env->SEGBITS - 7))) |
+ /* R */ (extract64(address, 62, 2) << (env->SEGBITS - 9)) |
+ /* BadVPN2 */ (extract64(address, 13, env->SEGBITS - 13) << 4);
#endif
cs->exception_index = exception;
env->error_code = error_code;